package com.xiaolin.structure.string;

/**
 * @ClassName StringBuilderTest
 * @Description 线程不安全
 * @Detail detail
 * @Author MyPC
 * @Date 2020/12/12
 * @Version 1.0
 */
public class StringBuilderTest {
    public static void main(String[] args) {
        StringBuilder sb=new StringBuilder("hello");
        sb.append("iii");
        System.out.println(sb);
    }
}
